| Primary address | 4 Cassie Court, Mount Sinai |
| Zip code | 11766 |
| County | Suffolk |
| Municipality | Brookhaven |
| Parcel ID | 1104725 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Property tax | $13,879 |
| Building sqft | 1,743 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.37 |
| Year built | 1984 |
| Rooms | 7 |
| Bedrooms | 3 |
| Bathrooms | 2 |
| School district | Mount Sinai |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:
4 Cassie Court, Mount Sinai, NY 11766 was built in 1984 and has a total of 1,743 square feet.
What is the assessed value of 4 Cassie Court, Mount Sinai, NY 11766 and the property tax paid?Assessed at $3,375, the tax amount paid for 4 Cassie Court, Mount Sinai, NY 11766 is $13,878.
View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.
Create a free account to view the complete sales history for 4 Cassie Court, Mount Sinai, including title documents, transfer conditions, mortgages and liens.
Access detailed property tax data for 4 Cassie Court, Mount Sinai, NY 11766. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Property tax | $13,879 |
| Market value | $636,793 |
| Assessed value | $3,375 |
Here's the assessment & property tax history for 4 Cassie Court, Mount Sinai, including the evolution of the total tax rate and corresponding property tax.
| Year | Market value | Assessment value | Total tax rate | Property tax | Year over year change |
|---|---|---|---|---|---|
| 2024-2025 | $636,793 | $3,375 | 394.249 | $13,306 | +3.18% |
| 2023-2024 | $625,000 | $3,375 | 382.097 | $12,896 | +3.44% |
| 2022-2023 | $544,354 | $3,375 | 369.378 | $12,467 | +2.22% |
| 2021-2022 | $456,081 | $3,375 | 361.352 | $12,196 | +2.37% |
| 2020-2021 | $438,312 | $3,375 | 352.982 | $11,913 | +2.16% |
The complete history of permits filed for 4 Cassie Court, Mount Sinai, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.
Create a free account to unlock extended information for 4 Cassie Court, Mount Sinai, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).
| FEMA flood zone(s) | X (See more on map) |
Access the detailed traffic volume map for 4 Cassie Court, Mount Sinai to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.
| View daily traffic map |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| West Middle Island School | 4 | Public | K-4 | 642 | 1.60 |
| Clinton Avenue School | NR | Public | K-2 | 441 | 1.78 |
| Coram Elementary School | 3 | Public | PK, K-4 | 914 | 1.86 |
| Coram Elementary School | 3 | Public | PK, K-4 | 914 | 1.86 |
| Stagecoach School | 4 | Public | K-5 | 353 | 2.24 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| John F Kennedy Middle School | 4 | Public | 4, 6-8 | 822 | 2.40 |
| Mount Sinai Middle School | 5 | Public | 5-8 | 667 | 2.64 |
| Selden Middle School | 4 | Public | 6-8 | 1,058 | 3.35 |
| North Country Road School | 5 | Public | 6-8 | 534 | 3.93 |
| Maryhaven Center Of Hope | NR | Private | 47 | 3.96 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Comsewogue High School | 6 | Public | 9-12 | 1,153 | 1.58 |
| Miller Place High School | 9 | Public | 9-12 | 820 | 2.25 |
| Sunshine Alternative Education Center | NR | Private | 10-12 | 10 | 2.55 |
| Mount Sinai High School | 9 | Public | 9-12 | 720 | 2.77 |
| Newfield High School | 8 | Public | 9-12 | 1,559 | 3.52 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 4 Cassie Court, Mount Sinai.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 2 Cassie CT, Mount Sinai | 1,534 | 07/30/1993 | $148,000 |
| 63 Griffin Dr, Mount Sinai | 1,473 | 08/25/1997 | |
| 45 Crystal Brook Hollow Rd, Mount Sinai | 03/08/2025 | ||
| 67 Griffin Dr, Mount Sinai | 2,015 | 11/10/2022 | $760,000 |
| 5 Cassie CT, Mount Sinai | 1,327 | 08/18/2016 | $362,299 |
| 1 Cassie CT, Mount Sinai | 1,344 | 02/28/2025 | $650,000 |
| 49 Griffin Dr, Mount Sinai | 2,337 | 11/13/2018 | |
| 6 Cassie CT, Mount Sinai | 1,327 | 05/22/2025 | $745,000 |
| 47 Griffin Dr, Mount Sinai | 1,464 | 08/29/2024 | $725,000 |
| 69 Griffin Dr, Mount Sinai | 1,327 | ||
| 61 Griffin Dr, Mount Sinai | 1,123 | 02/21/2020 | $328,000 |
| 8 Cassie CT, Mount Sinai | 1,954 | 11/21/2001 | |
| 3 Cassie CT, Mount Sinai | 2,553 | 07/08/2004 | |
| 57 Griffin Dr, Mount Sinai | 1,964 | 11/03/2023 | $660,000 |
| 626 Canal Rd, Mount Sinai | 01/04/2023 | $287,500 | |
| 45 Griffin Dr, Mount Sinai | 1,905 | ||
| 6 Wendy CT, Mount Sinai | 1,642 | 12/18/2012 | |
| 59 Griffin Dr, Mount Sinai | 1,722 | 06/23/2020 | $395,000 |
| 65 Griffin Dr, Mount Sinai | 1,364 | 03/28/2014 | $320,000 |
| 53 Griffin Dr, Mount Sinai | 1,593 | 05/14/1998 | $155,500 |